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Thursday, September 2, 2010

ABC's of Trauma :economic of chest radiograph

The chest radiograph is an economical and sensitive screening examination for the major injuries in the patient who has sustained blunt chest trauma. Just as the physician uses the ABC's to stabilize the critical ill patient (Airway, Breathing, Circulation), the radiologic ABC's prompt the radiologist to consider all of the critical injuries that may be sustained with blunt trauma. THE most critical injury is considered first.

Effects of Some drugs on teeth

Hypertrophied gums are most likely the result of which of the following?

a.Hutchinson’s teeth

b.Tetracycline administration

c.Administration of diphenylhydantoin

d.Overdose of fluoride

e.Lead poisoning

f.Bulimia

The answer is ( C ).Use of the anticonvulsant diphenylhydantoin, or of the calcium channel blocker nifedipine, may cause fibrous hyperplasia of the gingiva, leading to hypertrophied gums.

Tetracycline given to children or pregnant women causesenamel hypoplasia and discoloration of the teeth. Ingestion of large amounts of fluoride may cause mottling of the tooth enamel. Lead poisoning causes the formation of a black “lead line” in the gums.Hutchinson’s teeth are the congenital notched teeth of syphilis. Bulimia causes erosion ofthe enamel on the surfaces of the teeth due to frequent gastric acid exposure.

General Surgery ABSITE and Board Review, Fourth Edition

A quick-hit, question-and-answer review for the American Board of Surgery In-Training Exam

General Surgery ABSITE and Board Review is your most effective weapon in preparing for the ABSITE (American Board of Surgery In-Training Exam) and the general surgery board exams. It is a quick, active-recall review of the most important information you need, with over 3000 rapid-fire questions and numerous performance-improving pearls. Like “flashcards in a book,” the rapid-fire Q&A format facilitates study alone or with a partner. Only correct answers are given to prevent you from memorizing the wrong answer. The fourth edition includes more most/least likely questions, a common question format on the boards, and updated art. A series redesign makes the book easier to read and more pleasing to the eye.

This rapid, effective review ensures your best possible performance in the shortest possible study time. There is no easier or faster way to guarantee that you perform your best on these exams!